breaking change: doErrorPage moved to wtvshared.doErrorPage

- but I fixed flashrom error handling..
- added a passthrough for old scripts

zefie_wtvp_minisrv/WTVShared.js

@@ -230,6 +230,37 @@ class WTVShared {
         });
     }
 
+    doErrorPage(code, data = null, pc_mode = false) {
+        var headers = null;
+        switch (code) {
+            case 404:
+                if (data === null) data = "The service could not find the requested page.";
+                if (pc_mode) headers = "404 Not Found\n";
+                else headers = code + " " + data + "\n";
+                headers += "Content-Type: text/html\n";
+                break;
+            case 400:
+            case 500:
+                if (data === null) data = "HackTV ran into a technical problem.";
+                if (pc_mode) headers = "500 Internal Server Error\n";
+                else headers = code + " " + data + "\n";
+                headers += "Content-Type: text/html\n";
+                break;
+            case 401:
+                if (data === null) data = "Access Denied.";
+                if (pc_mode) headers = "401 Access Denied\n";
+                else headers = code + " " + data + "\n";
+                headers += "Content-Type: text/html\n";
+                break;
+            default:
+                headers = code + " " + data + "\n";
+                headers += "Content-Type: text/html\n";
+                break;
+        }
+        console.error(" * doErrorPage Called:", code, data);
+        return new Array(headers, data);
+    }
+
     /**
      * Strips bad things from paths
      * @param {string} base Base path